YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1948 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 36.48 | 29.35 | d | 18.60 | a | 2.97 | a | -5.03 | 16.47 | g | ||
1949 | -9.48 | -10.07 | 4.90 | 20.03 | 27.71 | 34.63 | 41.42 | 32.50 | i | 27.58 | d | 21.59 | n | 9.63 | -12.60 | a | 13.38 | b | ||||||||
1950 | -10.77 | a | -1.61 | 8.84 | 17.97 | 21.45 | 28.00 | a | 37.10 | 32.55 | 28.93 | 20.38 | b | 7.50 | 1.10 | 15.95 | ||||||||||
1951 | -2.74 | 0.21 | 6.48 | 19.50 | 26.16 | 27.00 | 39.58 | 38.46 | c | 25.00 | h | 17.30 | a | 0.60 | -10.23 | 14.76 | a | |||||||||
1952 | -13.90 | -13.62 | -5.48 | 21.67 | 26.94 | 32.29 | f | 38.42 | 40.55 | 29.23 | 16.06 | 0.30 | -12.87 | 11.57 | a | |||||||||||
1953 | -1.83 | a | -6.32 | 10.23 | 18.30 | 25.35 | 32.64 | h | 40.48 | 34.77 | 25.13 | 19.55 | 8.91 | g | 1.18 | i | 18.41 | c | ||||||||
1954 | -2.06 | 6.18 | 10.77 | 20.87 | 28.81 | 31.13 | 43.13 | 37.53 | a | 31.50 | 24.31 | e | 11.93 | a | -8.52 | 19.63 | ||||||||||
1955 | -14.10 | -10.93 | 8.61 | 15.23 | 25.52 | 29.00 | 37.45 | 41.97 | a | 26.59 | a | 15.12 | f | 4.83 | -3.14 | b | 14.64 | a | ||||||||
1956 | 2.71 | g | -8.41 | 9.03 | a | 18.60 | 26.10 | 32.63 | 36.84 | 33.54 | c | 25.50 | 17.27 | e | -0.93 | -10.03 | 16.38 | a | ||||||||
1957 | -5.32 | 3.75 | 9.42 | 19.83 | 27.06 | 31.79 | a | 42.13 | a | 41.16 | 25.93 | 22.61 | 0.21 | a | -3.81 | 17.90 | ||||||||||
1958 | -9.35 | 1.68 | 4.71 | 16.67 | 26.00 | b | 30.39 | b | 33.77 | a | 38.74 | 31.33 | 17.96 | d | 8.97 | a | 4.52 | 17.11 | ||||||||
1959 | -2.26 | -3.50 | 9.39 | 20.20 | 26.48 | 35.03 | 37.30 | a | 42.10 | 28.21 | a | 19.88 | f | 9.53 | 0.35 | 18.44 | a | |||||||||
1960 | -15.94 | -12.76 | 9.10 | a | 20.34 | a | 23.65 | 31.38 | d | 35.76 | b | 34.19 | 30.27 | d | 22.03 | a | 8.52 | a | -4.59 | b | 15.16 | |||||
1961 | -13.07 | a | 1.89 | 11.16 | 17.97 | 25.10 | 31.60 | 36.71 | 43.29 | 30.00 | 19.17 | a | -0.86 | b | -11.39 | 15.96 | ||||||||||
1962 | -7.55 | b | 0.11 | -5.80 | a | 21.35 | d | 25.42 | 29.30 | 36.96 | c | 34.00 | 31.00 | c | 21.10 | 11.57 | 0.35 | 16.48 | ||||||||
1963 | -4.09 | h | 5.89 | 5.81 | 19.53 | 26.53 | a | 30.24 | a | 39.65 | 42.68 | i | 34.70 | 23.27 | a | 5.87 | -11.26 | 18.02 | b | |||||||
1964 | -14.57 | a | -12.31 | -3.07 | a | 18.00 | 25.88 | f | 28.40 | 40.90 | 36.74 | 32.03 | 16.13 | 2.60 | -12.07 | b | 12.07 | a | ||||||||
1965 | -6.45 | b | -11.89 | -2.32 | 13.93 | 25.13 | 28.60 | 38.89 | c | 35.06 | 28.83 | 17.38 | b | 10.17 | -8.93 | a | 14.03 | |||||||||
1966 | -20.63 | a | -15.79 | 2.61 | 18.20 | 24.26 | h | 31.40 | 40.23 | 34.74 | d | 27.10 | a | 17.17 | a | 8.73 | -2.68 | 12.83 | a | |||||||
1967 | -5.80 | a | -1.93 | 15.19 | 18.27 | 24.45 | 31.30 | 40.00 | 38.37 | d | 31.97 | 17.94 | 6.97 | -6.55 | 17.51 | |||||||||||
1968 | -13.61 | -5.34 | 1.26 | 14.07 | 23.55 | 28.83 | 38.64 | c | 37.16 | 25.11 | c | 19.17 | a | 8.13 | -5.40 | a | 14.30 | |||||||||
1969 | -1.90 | -7.39 | -0.71 | 20.50 | 26.16 | 31.73 | 42.65 | 42.07 | a | 32.97 | a | 18.26 | 8.23 | 0.94 | 17.79 | |||||||||||
1970 | -5.32 | 4.54 | 6.94 | 14.10 | 22.84 | 30.47 | 39.90 | 41.85 | d | 28.90 | 18.52 | 10.50 | -3.68 | 17.46 | ||||||||||||
1971 | -4.93 | c | 0.39 | 7.17 | a | 15.50 | 24.32 | 31.29 | i | 37.61 | 38.84 | 29.73 | 20.97 | a | 7.87 | -4.70 | a | 15.71 | a | |||||||
1972 | -10.00 | -1.90 | 14.58 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.89 | i | |||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | -8.71 | -4.13 | 5.78 | 18.29 | 25.46 | 30.64 | 38.94 | 37.92 | 29.21 | 19.29 | 6.25 | -5.66 | 16.61 | |||||||||||||
S.D. | 5.35 | 6.70 | 5.85 | 2.37 | 1.69 | 2.08 | 2.33 | 3.27 | 2.59 | 2.34 | 4.15 | 5.02 | 1.62 | |||||||||||||
SKEW | -0.38 | -0.12 | -0.56 | -0.57 | -0.41 | 0.37 | -0.09 | 0.05 | 0.09 | 0.62 | -0.53 | 0.21 | -0.00 | |||||||||||||
MAX | -1.83 | 6.18 | 15.19 | 21.67 | 28.81 | 35.03 | 43.13 | 43.29 | 34.70 | 24.31 | 11.93 | 4.52 | 19.63 | |||||||||||||
MIN | -20.63 | -15.79 | -5.80 | 13.93 | 21.45 | 27.00 | 33.77 | 32.55 | 25.11 | 16.06 | -0.93 | -12.87 | 14.03 | |||||||||||||
YRS | 22 | 24 | 24 | 23 | 21 | 20 | 23 | 22 | 23 | 21 | 23 | 23 | 12 |